I was able to fix the issue using the steps provided here: http://pissedoffadmins.com/os/mount-unknown-filesystem-type-lvm2_member.html
Thank you for your help, guys. 2013/10/21 Henrique C. S. Junior <henrique...@gmail.com> > Hi, > It is an HDD failure. I have already tried e2fsck -b 8193 with no luck... > > --- > Henrique C. S. Junior > http://about.me/henriquejunior > Química Industrial - UFRRJ > Prefeitura Muncipal de Paracambi > Centro de Processamento de Dados > > > On Monday, October 21, 2013 11:33 AM, Henrique Castro < > henrique...@yahoo.com> wrote: > > Hi, > It is an HDD failure. I have already tried e2fsck -b 8193 with no luck... > > --- > Henrique C. S. Junior > http://about.me/henriquejunior > Química Industrial - UFRRJ > Prefeitura Muncipal de Paracambi > Centro de Processamento de Dados > > > On Monday, October 21, 2013 11:23 AM, Oleg Sadov <sa...@linux-ink.ru> > wrote: > > Seems like HDD failure. Try to read this disk in another computer. If > superblock is damaged -- you may try to recover form backup superblock > (e2fsck -b). > > 21/10/2013 05:52 -0700, Henrique C. S. Junior wrote: > > After a power failure in my building, my SL 6.4 (x86_64) is > > experiencing a kernel panic in the first stages of booting. > > Error messages suggests that a serious problem occurred with my Ext4 > > filesystem in /dev/mapper/VolGroup-lv_root. > > Here are the error messages aftes the kernel panic: > > > > ata3.00: status: { DRDY ERR } > > ata3.00: error: { UNC } > > ata3.00: exception Emask 0xoSAct 0x0 SErr 0x0 action 0x0 > > ata3.00: BMDMA stat 0x25 > > ata3.00: failed command: READ DMA > > ata3.00: cmd c8/00:00:c0:86:14/00:00:00:00:00/e3 tag 0 dm 131072 in > > res 51/40:cf:e8:86:14/00:00:00:00:00/e3 Emask 0x9 (media > > error) > > > > ata3.00: status: { DRDY ERR } > > ata3.00: error: { UNC } > > JBD: Failed to read block at offset 6886 > > EXT4-fs (dm-0): error loading journal > > mount: wrong fs type, bad option, bad superblock > > on /dev/mapper/VolGroup-lv_root, > > missing codepage or helper program, or other error > > In some cases useful info is found in syslog - try > > dmesg | tail or so > > > > Rescue disk says that I "don't have any Linux partitions" and I need > > to rescue, at least, two MySQL databases in this server. > > Can someone, please, provide some help with this case? > > > > --- > > Henrique C. S. Junior > > http://about.me/henriquejunior > > Química Industrial - UFRRJ > > Prefeitura Muncipal de Paracambi > > Centro de Processamento de Dados > > > > > > > -- Henrique "LonelySpooky" Junior http://about.me/henriquejunior